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130034531042 = 21320357245681
BaseRepresentation
bin111100100011010101…
…0010111101011100010
3110102122022220121022022
41321012222113223202
54112302314443132
6135423111141442
712252243163643
oct1710652275342
9412568817268
10130034531042
1150169114889
1221250374882
13c3540a4cc0
146417cd76ca
1535b0dd4e12
hex1e46a97ae2

130034531042 has 16 divisors (see below), whose sum is σ = 210066954552. Its totient is φ = 60012744960.

The previous prime is 130034531027. The next prime is 130034531059. The reversal of 130034531042 is 240135430031.

It can be written as a sum of positive squares in 4 ways, for example, as 69164266081 + 60870264961 = 262991^2 + 246719^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406442 + ... + 652122.

Almost surely, 2130034531042 is an apocalyptic number.

130034531042 is a deficient number, since it is larger than the sum of its proper divisors (80032423510).

130034531042 is a wasteful number, since it uses less digits than its factorization.

130034531042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266053.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 130034531042 its reverse (240135430031), we get a palindrome (370169961073).

The spelling of 130034531042 in words is "one hundred thirty billion, thirty-four million, five hundred thirty-one thousand, forty-two".

Divisors: 1 2 13 26 20357 40714 245681 264641 491362 529282 3193853 6387706 5001328117 10002656234 65017265521 130034531042